Home / 5,494.16-7,579.82-3,135.06

Finding the Fourth Proportional to 5,494.16, 7,579.82 and 3,135.06

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Solution

The fourth proportional to 5,494.16, 7,579.82 and 3,135.06 is: 4,325.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.16 : 7,579.82 = 3,135.06 : x
  2. Step 2: Convert to fraction form
    5,494.16/7,579.82 = 3,135.06/x
  3. Step 3: Cross multiply
    5,494.16x = 7,579.82 × 3,135.06
  4. Step 4: Simplify right side
    5,494.16x = 23,763,190.49
  5. Step 5: Solve for x
    x = 23,763,190.49/5,494.16
  6. Step 6: Final answer
    x = 4,325.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.